Green River Lake
Green River Lake is managed by U.S. Army Corps of Engineers — Louisville District. Lake Insights displays its latest available elevation from USACE LRL District. Published reference elevations are listed below.
Lake Status
At full pool
- 7-day trend
- Falling
- 7-day change
- Down 0.03 ft
- 30-day change
- Down 0.03 ft
- Last updated
- 19 hours ago
Green River Lake is currently near full pool and has fallen slightly over the past week. Levels have eased slightly over the past week while staying near full pool.
Watershed drought conditions
Taylor County, KY · surrounding county from lake location
Abnormally Dry
The surrounding county is abnormally dry, which is not official drought.
Severity
Weekly trend
Worsening
Compared with last week
Official drought
No
Current conditions are classified as Abnormally Dry (D0), which is not considered official drought.
U.S. Drought Monitor · map date Sep 8, 2026. Updated weekly. droughtmonitor.unl.eduView drought map for Taylor County, KY
Key Facts
Managing authority
Waterbody / project type
Official purposes
Full pool
Datum
Current-level source
Project / NID identifier
Dam / watershed (NID design values)
Static design values from a confidently matched National Inventory of Dams record — not live gage readings.
- Max storage
- 80 acre-ft
- Drainage area
- 0.7 sq mi
- Dam structure
- Earth · 30 ft high · completed 1963
- Hazard classification
- Low
- Safety & inspection
- Not Rated · last inspection Aug 30, 2007
National Inventory of Dams · matched record: Green River Sand & Gravel Dam (KY00960)
How this lake is operated
- Documented project purposes (National Inventory of Dams): Other.
Why the level can change
General factors for reservoirs like this
These are common influences for this type of lake. They do not identify the cause of a specific current change unless an operator update confirms it.
Rainfall & inflows
Rain and upstream river inflows can raise reservoir levels, especially after storms.
Downstream releases
When an operator releases water through a dam, reservoir storage can fall and downstream flows can rise.
Flood-risk operations
Some projects store or release water under flood-risk rules when conditions require it.
Water supply
Some reservoirs support municipal, industrial, irrigation, or regional water-supply needs.
Hydropower
Hydropower projects may pass water through turbines when generating electricity.
Seasonal weather
Dry periods, heat, evaporation, and seasonal rainfall patterns can affect storage over weeks and months.
Published reference elevations
- Full pool
- 675.00 ft
Published reference elevation. Not necessarily a fixed year-round target for every project.
Current data source
Managing authority: U.S. Army Corps of Engineers — Louisville District
Observation source used by Lake Insights: USACE LRL District
Who manages the lake and who publishes the reading Lake Insights displays can differ. Lake Insights does not invent a source label from the managing authority alone.
General education
Shared background — not lake-specific facts
Lake Insights aggregates water level information from authoritative public sources such as the U.S. Army Corps of Engineers, NOAA, TVA, Bureau of Reclamation, power utilities, and other official lake operators. We preserve historical observations, calculate trends, and present lake conditions in a consistent format. For USACE LRL District, we link to the official source whenever it is available. Lake Insights does not predict future lake levels unless an official forecast has been published by the managing authority.
Common questions about Green River Lake
- Who manages Green River Lake?
- Green River Lake is managed by U.S. Army Corps of Engineers — Louisville District. Lake Insights reports published gauge readings; it does not operate the waterbody.
- What is full pool at Green River Lake?
- The published full-pool elevation for Green River Lake is 675.00 ft (NGVD29). Full pool is a published reference elevation — not a prediction of today’s level.
- Where does Lake Insights get the level reading for Green River Lake?
- Lake Insights displays the latest available elevation for Green River Lake from USACE LRL District. The managing authority (U.S. Army Corps of Engineers — Louisville District) may differ from the agency that publishes the observation used on this page.
- What datum is used for Green River Lake?
- Elevations for Green River Lake are referenced to NGVD29 (MSL).
- What are the documented purposes of Green River Lake?
- Documented purposes for Green River Lake (National Inventory of Dams): Other.